import Vue from 'vue'
import router from './router'
import store from './store'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import notification from 'ant-design-vue/es/notification'
import { ACCESS_TOKEN, INDEX_MAIN_PAGE_PATH, OAUTH2_LOGIN_PAGE_PATH, canLogin,MERCHANT_TYPE } from '@/store/mutation-types'
import { generateIndexRouter, isOAuth2AppEnv } from '@/utils/util'
import {authorizeLogin} from '@/utils/authLogin'

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const whiteList = ['/user/login', '/user/register', '/user/register-result', '/user/alteration','/user/LoginByAdmin','/user/authError'] // no redirect whitelist
whiteList.push(OAUTH2_LOGIN_PAGE_PATH)

router.beforeEach((to, from, next) => {
  NProgress.start() // start progress bar
   //判断是否从兰谷跳转过来
   if(to.query && to.query.data){
    authorizeLogin(to.query.data).then(res=>{
      next({path:'/dashboard/analysis'})
     }).catch(err=>{
      next({ path: '/user/authError',query: { errorInfo:encodeURI(err)} }) 
     }) 
    NProgress.done()
  }else{
    if (Vue.ls.get(ACCESS_TOKEN)) {
      /* has token */
      if (to.path === '/user/login' || to.path === OAUTH2_LOGIN_PAGE_PATH) {
        next({ path: INDEX_MAIN_PAGE_PATH })
        NProgress.done()
      } else {
        if (store.getters.permissionList.length === 0) {
          store.dispatch('GetPermissionList').then(res => {
            const menuData = res.result.menu;
            //console.log(res.message)
            if (menuData === null || menuData === "" || menuData === undefined) {
              return;
            }
            let constRoutes = [];
            constRoutes = generateIndexRouter(menuData);
            // 添加主界面路由
            store.dispatch('UpdateAppRouter', { constRoutes }).then(() => {
              // 根据roles权限生成可访问的路由表
              // 动态添加可访问路由表
              router.addRoutes(store.getters.addRouters)
              const redirect = decodeURIComponent(from.query.redirect || to.path)
              if (to.path === redirect) {
                // hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
                next({ ...to, replace: true })
              } else {
                // 跳转到目的路由
                next({ path: redirect })
              }
            })
          })
            .catch(() => {
              /* notification.error({
                 message: '系统提示',
                 description: '请求用户信息失败，请重试！'
               })*/
              store.dispatch('Logout').then(() => {
                next({ path: '/user/login', query: { redirect: to.fullPath } })
              })
            })
        } else {
          next()
        }
        //判断路由缓存的情况
         if (to.meta.keepAlive) {
           handleKeepAlive(to)
         }
      }
    } else {
       // token 失效的情况下，判断当前用户是否内部用户或外部客户，内部用户跳转到兰谷系统登陆，外部用户跳转本系统登陆
      if(Vue.ls.get(MERCHANT_TYPE) && Vue.ls.get(MERCHANT_TYPE) === '1'){
        //内部用户
        const languUrl = window._CONFIG['languURL']
        if (whiteList.indexOf(to.path) !== -1) {
          // 在免登录白名单，如果进入的页面是login页面并且当前是OAuth2app环境，就进入OAuth2登录页面
          if (to.path === '/user/login' && isOAuth2AppEnv()) {
            window.location.href = languUrl + OAUTH2_LOGIN_PAGE_PATH
          } else {
            // 在免登录白名单 
            window.location.href = languUrl
          }
          NProgress.done()
        } else {
          // 如果当前是在OAuth2APP环境，就跳转到OAuth2登录页面
          let path = isOAuth2AppEnv() ? OAUTH2_LOGIN_PAGE_PATH : '/user/login'
          // next({ path: path, query: { redirect: to.fullPath } })
          window.location.href = languUrl+path
          NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
        }
      }else{
        //外部客户
        if (whiteList.indexOf(to.path) !== -1) {
          // 在免登录白名单，如果进入的页面是login页面并且当前是OAuth2app环境，就进入OAuth2登录页面
          if (to.path === '/user/login' && isOAuth2AppEnv()) {
            next({ path: OAUTH2_LOGIN_PAGE_PATH })
          } else {
            // 在免登录白名单
            next()
          }
          NProgress.done()
        } else {
          // 如果当前是在OAuth2APP环境，就跳转到OAuth2登录页面
          let path = isOAuth2AppEnv() ? OAUTH2_LOGIN_PAGE_PATH : '/user/login'
          next({ path: path, query: { redirect: to.fullPath } })
          NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
        }
      } 
      Vue.ls.remove(MERCHANT_TYPE)
    }
  } 
  
})
function handleKeepAlive(to) {
  if (to.matched && to.matched.length > 3) {
    for (let i = 0; i < to.matched.length; i++) {
      const element = to.matched[i]
      if (element.meta.componentName === "LeftTabLayout" || element.meta.componentName === "K3cloudLayout") {
        if (to.matched[i - 1].meta.componentName === "RouteView") {
          to.matched.splice(i - 1, 1)
          handleKeepAlive(to)
        }
      }
    }
  }
}
router.afterEach(() => {
  NProgress.done() // finish progress bar
})
